http://sqlblog.com/blogs/marco_russo/archive/2013/02/27/update-to-the-powerpivot-for-excel-2013-licensing-powerpivot-excel.aspxRob Collie Ken Puls (thanks Bob!) wrote a very interesting post about the PowerPivot for Excel 2013 licensing . Short recap: PowerPivot for Excel 2013 is only available in a few editions of Excel/Office ( more details here ) If you want to buy a perpetualenCommunityServer 2.1 SP2 (Build: 61129.1)http://sqlblog.com/blogs/marco_russo/archive/2013/02/27/update-to-the-powerpivot-for-excel-2013-licensing-powerpivot-excel.aspx#47941Wed, 27 Feb 2013 16:49:35 GMT21093a07-8b3d-42db-8cbf-3350fcbf5496:47941Bob Phillips<p>Actually, Ken Puls wrote it. He just used PowerPivotPro to deliver it.</p> http://sqlblog.com/blogs/marco_russo/archive/2013/02/27/update-to-the-powerpivot-for-excel-2013-licensing-powerpivot-excel.aspx#47942Wed, 27 Feb 2013 16:55:09 GMT21093a07-8b3d-42db-8cbf-3350fcbf5496:47942Marco Russo (SQLBI)<p>Just fixed it - thanks!</p>